package com.atguigu.eduservice.controller;


import com.atguigu.commonutils.R;
import com.atguigu.eduservice.entity.EduCourse;
import com.atguigu.eduservice.entity.vo.CourseInfoVo;
import com.atguigu.eduservice.entity.vo.CoursePublishVo;
import com.atguigu.eduservice.entity.vo.CourseQuery;
import com.atguigu.eduservice.entity.vo.TeacherQuery;
import com.atguigu.eduservice.service.EduCourseService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * <p>
 * 课程 前端控制器
 * </p>
 *
 * @author testjava
 * @since 2020-03-02
 */
@RestController
@RequestMapping("/eduservice/course")
@CrossOrigin
public class EduCourseController {

    @Autowired
    private EduCourseService courseService;
   @GetMapping
    public R getCourseList(){
        List<EduCourse> list = courseService.list(null);
        return R.ok().data("list",list);
    }
    @PostMapping("pageCourse/{current}/{limit}")
    public R PageListCourse(@PathVariable long current,
                            @PathVariable long limit){
        Page<EduCourse> pageCourse = new Page<>(current, limit);
        courseService.page(pageCourse,null);
        Long total = pageCourse.getTotal();
        List<EduCourse> courseList = pageCourse.getRecords();

        return R.ok().data("total",total).data("rows",courseList);

    }
    @PostMapping("pageCourseCondition/{current}/{limit}")
    public R pageCourCondition(@PathVariable long current,@PathVariable long limit,
                               @RequestBody(required = false) CourseQuery courseQuery){
        Page<EduCourse> eduCoursePage = new Page<>(current,limit);
        QueryWrapper<EduCourse> EduCourseWrapper = new QueryWrapper<>();
        String title = courseQuery.getTitle();
        String teacherId = courseQuery.getTeacherId();
        if(!StringUtils.isEmpty(title)) {
            //构建条件
            EduCourseWrapper.like("title",title);
        }
        if(!StringUtils.isEmpty(teacherId)) {
            EduCourseWrapper.eq("teacherId",teacherId);
        }
        courseService.page(eduCoursePage,EduCourseWrapper);
        long total = eduCoursePage.getTotal();
        List<EduCourse> records = eduCoursePage.getRecords();
        return R.ok().data("total",total).data("rows",records);
    }
    @DeleteMapping("{courseId}")
    public R deleteCourse(@PathVariable String courseId){
       courseService.removeCourse(courseId);
       return R.ok();
    }
    //添加课程基本信息的方法
    @PostMapping("addCourseInfo")
    public R addCourseInfo(@RequestBody CourseInfoVo courseInfoVo) {
        //返回添加之后课程id，为了后面添加大纲使用
        String id = courseService.saveCourseInfo(courseInfoVo);
        return R.ok().data("courseId",id);
    }

    //根据课程id查询课程基本信息
    @GetMapping("getCourseInfo/{courseId}")
    public R getCourseInfo(@PathVariable String courseId) {
        CourseInfoVo courseInfoVo = courseService.getCourseInfo(courseId);
        return R.ok().data("courseInfoVo",courseInfoVo);
    }

    //修改课程信息
    @PostMapping("updateCourseInfo")
    public R updateCourseInfo(@RequestBody CourseInfoVo courseInfoVo) {
        courseService.updateCourseInfo(courseInfoVo);
        return R.ok();
    }

    //根据课程id查询课程确认信息
    @GetMapping("getPublishCourseInfo/{id}")
    public R getPublishCourseInfo(@PathVariable String id) {
        CoursePublishVo coursePublishVo = courseService.publishCourseInfo(id);
        return R.ok().data("publishCourse",coursePublishVo);
    }
    @PostMapping("publishCourse/{id}")
    public R publishCourse(@PathVariable String id){
        EduCourse eduCourse = new EduCourse();
        eduCourse.setId(id);
        eduCourse.setStatus("normal");
        courseService.updateById(eduCourse);
        return R.ok();
    }

}

